Tara Duncan and her friends Cal dal Salan and Gloria Daavil (aka Sparrow) are young Spellbinders living on Earth in charge of tracking down Semchanachs from OtherWorld. The first mission given to them by Master Chem is to catch the mermaid Aquaphonis who has stolen the voice of pop singer Madney Spear. The pop world is speechless! To complicate matters further, obsessed wildlife specialist Henry Delachasse is also hot on the pretty mermaid’s tail, determined to make her the latest addition to his collection. Fortunately, Tara, Cal and Sparrow have boundless imagination and more than one trick up their sleeves…